| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
Ca3 + H2SO4 = CaSO4 + H2 =>
Ca3 + 3 H2SO4 = 3 CaSO4 + 3 H2
CuSO4 + NiS = Ni(SO4)2 + Cu2S =>
2 CuSO4 + NiS = Ni(SO4)2 + Cu2S
CrI3 + Cl2 + OH{-} = CrO4{-2} + IO4{-} + Cl{-} + H2O =>
2 CrI3 + 27 Cl2 + 64 OH{-} = 2 CrO4{-2} + 6 IO4{-} + 54 Cl{-} + 32 H2O
H2O + Cr2O7 + C2H4O = C2H4O2 + Cr(OH)3 =>
3 H2O + Cr2O7 + 4 C2H4O = 4 C2H4O2 + 2 Cr(OH)3
CuS + Ca(OH)2 = CaS + Cu(OH)2 =>
CuS + Ca(OH)2 = CaS + Cu(OH)2
K2CO3 + Ru + O2 = K2RuO3 + CO2 =>
K2CO3 + Ru + O2 = K2RuO3 + CO2
C2H4(g) + H2(g) = C2H6(g) =>
C2H4(g) + H2(g) = C2H6(g)
Pb3*O4 + H2 = Pb + H2O =>
Pb3*O4 + 4 H2 = 3 Pb + 4 H2O
HI + KMgO4 + H2SO4 = I2 + K2SO4 + MgSO4 + H2O =>
10 HI + 2 KMgO4 + 3 H2SO4 = 5 I2 + K2SO4 + 2 MgSO4 + 8 H2O
Cu(NO3)2*3H2O = CuO + NO2 + O2 + H2O =>
2 Cu(NO3)2*3H2O = 2 CuO + 4 NO2 + O2 + 6 H2O
Be3(PO3)2 + (NH4)(ClO2) = Be(ClO2)2 + (NH4)3PO3 =>
Be3(PO3)2 + 6(NH4)(ClO2) = 3 Be(ClO2)2 + 2(NH4)3PO3
HCHO + Ag(NH3)2{+} + OH{-} = HCOO{-} + Ag + NH3 + H2O =>
HCHO + 2 Ag(NH3)2{+} + 3 OH{-} = HCOO{-} + 2 Ag + 4 NH3 + 2 H2O
AgClO4 + K3PO4 = Ag3PO4 + KClO4 =>
3 AgClO4 + K3PO4 = Ag3PO4 + 3 KClO4
Pb(NO3)2 + KI = KNO3 + PbI2 =>
Pb(NO3)2 + 2 KI = 2 KNO3 + PbI2
NaOH + Fe(SO4)3 = Na(SO4)3 + FeOH =>
NaOH + Fe(SO4)3 = Na(SO4)3 + FeOH
AgNO3 + K2SO4 = AgSO4 + K2(NO3) =>
AgNO3 + K2SO4 = AgSO4 + K2(NO3)
HCl + NaHCO3 = NaCl + CO2 + H2O = =>
HCl + NaHCO3 = NaCl + CO2 + H2O
H2PtCl6 + NH4OH = (NH4)2PtCl6 + H2O =>
H2PtCl6 + 2 NH4OH = (NH4)2PtCl6 + 2 H2O
HCl + SO3 = HSO3 + Cl =>
HCl + SO3 = HSO3 + Cl
C2H6O + C2H4O2 = C4H8O2 + H2O =>
C2H6O + C2H4O2 = C4H8O2 + H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Cu(NO3)2(aq) + Na2S(aq) = CuS(aq) + NO3Na(aq) =>
Cu(NO3)2(aq) + Na2S(aq) = CuS(aq) + 2 NO3Na(aq)
Cr2O3 + CrO3 = CrO2 = O2 =>
Cr2O3 + CrO3 = 3 CrO2
KNO3 + NaOH + Al + H2O = NH3 + NaAl(OH)4 + KAl(OH)4 =>
3 KNO3 + 5 NaOH + 8 Al + 18 H2O = 3 NH3 + 5 NaAl(OH)4 + 3 KAl(OH)4
I2 + KBr = KI + KBr2 =>
I2 + 4 KBr = 2 KI + 2 KBr2
NiSO + (NH)OH = NiOH + (NH)SO =>
NiSO + (NH)OH = NiOH + (NH)SO
KC103 = K + C =>
KC103 = K + 103 C
HSO3NH2 + KOH = KSO2NH2 + H2O2 =>
HSO3NH2 + KOH = KSO2NH2 + H2O2
P2O5 + H2O = PO4 + HP =>
3 P2O5 + H2O = 4 PO4 + 2 HP
Cu3(PO4)2 + CH3COOH = (CH3COO)2Cu + Cu(H2PO4)2 =>
Cu3(PO4)2 + 4 CH3COOH = 2(CH3COO)2Cu + Cu(H2PO4)2
HNO3 + Zn(OH)2 = Zn(OH)NO3 + H2O =>
HNO3 + Zn(OH)2 = Zn(OH)NO3 + H2O
Sn(OH)2 + SO3 = SnSO4 + H2O =>
Sn(OH)2 + SO3 = SnSO4 + H2O
Pb + Al(NO3)3 = PbNO3 + Al =>
3 Pb + Al(NO3)3 = 3 PbNO3 + Al
H2O + Cu(SO4) = Cu(OH) + H(SO4) =>
H2O + Cu(SO4) = Cu(OH) + H(SO4)
K3PO4(aq) + MgCl2(aq) = MgPO4(s) + K3Cl2(aq) =>
K3PO4(aq) + MgCl2(aq) = MgPO4(s) + K3Cl2(aq)
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
H2SO4 + Pb = Pb(HSO4)2 + SO2 + H2O =>
3 H2SO4 + Pb = Pb(HSO4)2 + SO2 + 2 H2O
CO + H = CH4O =>
CO + 4 H = CH4O
NH3 + H3PO4 = NPO4 + H6 =>
NH3 + H3PO4 = NPO4 + H6
Na2Co3 + K3Po4 = Na3Po4 + K2Co3 =>
3 Na2Co3 + 2 K3Po4 = 2 Na3Po4 + 3 K2Co3
Zn + KNO3 + KOH = K2ZnO2 + H2O + NH3 =>
4 Zn + KNO3 + 7 KOH = 4 K2ZnO2 + 2 H2O + NH3
Na3Cl = Na + Cl2 =>
2 Na3Cl = 6 Na + Cl2
Na2CO3 + Ca2NO3 = Na2NO3 + Ca2CO3 =>
Na2CO3 + Ca2NO3 = Na2NO3 + Ca2CO3
K2CO3 + Ca = CaCO3 + K =>
K2CO3 + Ca = CaCO3 + 2 K
Ag2SO4 + K2Cr2O7 = Ag2Cr2O7 + K2SO4 =>
Ag2SO4 + K2Cr2O7 = Ag2Cr2O7 + K2SO4
Br{-} + H{+} + MnO2 = Mn{2+} + Br2 + H2O =>
2 Br{-} + 4 H{+} + MnO2 = Mn{2+} + Br2 + 2 H2O
BaCl2 + Na2SO4 = BaSO4 + Cl + Na =>
BaCl2 + Na2SO4 = BaSO4 + 2 Cl + 2 Na
AgI + Fe2(Co3)3 = FeI3 + Ag2Co3 =>
6 AgI + Fe2(Co3)3 = 2 FeI3 + 3 Ag2Co3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/21/24
Équations équilibrées sur01/20/24
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